20162909 is an odd 8-digits composite number following 20162908
and preceding 20162910 . In scientific notation, it is written as 2.0162909 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 18611904 positive integers (up to 20162909) that are relatively prime to 20162909.
20162909 has 4 divisors, whose sum is 21713916
The reverse of 20162909 is 90926102
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million one hundred sixty-two thousand nine hundred nine
Scientific notation
2.0162909 × 10^7
Engineering notation
2.0162909 × 10^6
Prime Factorization
13 × 1550993
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20162909
Product of the distinct prime numbers
The prime factorization of 20162909 is 13 × 1550993.
Since it has a total of 2 prime factors.
1 , 4 , 13 , 54 , 629 , 548 , 9003 , 8690 , 79280 , 61425 , 888324 , 771145 , 540832 , 6338795 , 25495758 , 53881835 , 533452942 , 238691595 , 4244380411 , 6484101845
n×2
40325818
n×3
60488727
n×4
80651636
n×5
100814545
n÷2
10081454.5
n÷3
6720969.6666667
n÷3
5040727.25
n÷5
4032581.8
n2
406542899342281
n3
8.1970874840346E+21
n4
1.6527712900563E+29
n5
3.3324677119217E+36
2 √n
4490.3127953407
3 √n
272.17677468577
4 √n
67.009796263984
5 √n
28.900851468972
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20162908
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20162909 can be divided by 4 positive divisors.
The sum of these divisors (counting 20162909) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111010100101011101
3
Ternary
1101221101022102
4
Quaternary
1030322211131
5
Quinary
20130203114
6
Senary
2000054445
8
Octal
114724535
10
Decimal
20162909
12
Duodecimal
6904425
16
Hexadecimal
133a95d
20
Vigesimal
660759
36
Base36
c05st
md5
5b192624601cf5cb56f91dbb17147add
sha1
3e767b76b0e36e39c210a14313e4eb5eed9cdf42
sha256
568f3840096352ad1d2addd05e0db2d64519d98645d6565c16b18eeef2032591
sha512
b95f3cc1a9ef905648803f90b7b6078b266be0f79cdb7c627d3d08e337026825ff496f7105543ceabe35d8cbf09f8505673af0a5834da37e571f53277fce66eb
ripemd-160
5967795ebf403e4789cd67a1b4af2b5b4d3db5cd
Diameter
40325818
Circumference
126687293.5788
Area
1.2771921859428E+15
Volume
3.4335879760901E+22
Surface area
5.1087687437712E+15
Circumference
126687293.5788
Perimeter
80651636
Area
406542899342281
Diagonal
28514659.364695
Surface area
2439257396053686
Volume
8.1970874840346E+21
Space diagonal
34923182.816388
Perimeter
60488727
Area
1.760382392793E+14
Altitude
17461591.408194
Surface area
1.760382392793E+14
Volume
9.6603602432337E+20
Height
9504886.4548982